diff --git a/poetry.lock b/poetry.lock
index f3e5aee6..9f086c76 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -210,9 +210,6 @@ files = [
     {file = "Babel-2.12.1.tar.gz", hash = "sha256:cc2d99999cd01d44420ae725a21c9e3711b3aadc7976d6147f622d8581963455"},
 ]
 
-[package.dependencies]
-pytz = {version = ">=2015.7", markers = "python_version < \"3.9\""}
-
 [[package]]
 name = "backcall"
 version = "0.2.0"
@@ -1155,14 +1152,14 @@ test = ["flaky", "ipyparallel", "pre-commit", "pytest (>=7.0)", "pytest-asyncio"
 
 [[package]]
 name = "ipython"
-version = "8.12.2"
+version = "8.14.0"
 description = "IPython: Productive Interactive Computing"
 category = "dev"
 optional = false
-python-versions = ">=3.8"
+python-versions = ">=3.9"
 files = [
-    {file = "ipython-8.12.2-py3-none-any.whl", hash = "sha256:ea8801f15dfe4ffb76dea1b09b847430ffd70d827b41735c64a0638a04103bfc"},
-    {file = "ipython-8.12.2.tar.gz", hash = "sha256:c7b80eb7f5a855a88efc971fda506ff7a91c280b42cdae26643e0f601ea281ea"},
+    {file = "ipython-8.14.0-py3-none-any.whl", hash = "sha256:248aca623f5c99a6635bc3857677b7320b9b8039f99f070ee0d20a5ca5a8e6bf"},
+    {file = "ipython-8.14.0.tar.gz", hash = "sha256:1d197b907b6ba441b692c48cf2a3a2de280dc0ac91a3405b39349a50272ca0a1"},
 ]
 
 [package.dependencies]
@@ -1288,11 +1285,9 @@ files = [
 attrs = ">=22.2.0"
 fqdn = {version = "*", optional = true, markers = "extra == \"format-nongpl\""}
 idna = {version = "*", optional = true, markers = "extra == \"format-nongpl\""}
-importlib-resources = {version = ">=1.4.0", markers = "python_version < \"3.9\""}
 isoduration = {version = "*", optional = true, markers = "extra == \"format-nongpl\""}
 jsonpointer = {version = ">1.13", optional = true, markers = "extra == \"format-nongpl\""}
 jsonschema-specifications = ">=2023.03.6"
-pkgutil-resolve-name = {version = ">=1.3.10", markers = "python_version < \"3.9\""}
 referencing = ">=0.28.4"
 rfc3339-validator = {version = "*", optional = true, markers = "extra == \"format-nongpl\""}
 rfc3986-validator = {version = ">0.1.0", optional = true, markers = "extra == \"format-nongpl\""}
@@ -1317,7 +1312,6 @@ files = [
 ]
 
 [package.dependencies]
-importlib-resources = {version = ">=1.4.0", markers = "python_version < \"3.9\""}
 referencing = ">=0.28.0"
 
 [[package]]
@@ -1545,7 +1539,6 @@ files = [
 [package.dependencies]
 async-lru = ">=1.0.0"
 importlib-metadata = {version = ">=4.8.3", markers = "python_version < \"3.10\""}
-importlib-resources = {version = ">=1.4", markers = "python_version < \"3.9\""}
 ipykernel = "*"
 jinja2 = ">=3.0.3"
 jupyter-core = "*"
@@ -2300,40 +2293,37 @@ test = ["pytest", "pytest-console-scripts", "pytest-jupyter", "pytest-tornasync"
 
 [[package]]
 name = "numpy"
-version = "1.24.4"
+version = "1.25.2"
 description = "Fundamental package for array computing in Python"
 category = "main"
 optional = false
-python-versions = ">=3.8"
-files = [
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+python-versions = ">=3.9"
+files = [
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+    {file = "numpy-1.25.2-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:f08f2e037bba04e707eebf4bc934f1972a315c883a9e0ebfa8a7756eabf9e357"},
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+    {file = "numpy-1.25.2-cp39-cp39-win_amd64.whl", hash = "sha256:76b4115d42a7dfc5d485d358728cdd8719be33cc5ec6ec08632a5d6fca2ed380"},
+    {file = "numpy-1.25.2-pp39-pypy39_pp73-macosx_10_9_x86_64.whl", hash = "sha256:1a1329e26f46230bf77b02cc19e900db9b52f398d6722ca853349a782d4cff55"},
+    {file = "numpy-1.25.2-pp39-pypy39_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:4c3abc71e8b6edba80a01a52e66d83c5d14433cbcd26a40c329ec7ed09f37901"},
+    {file = "numpy-1.25.2-pp39-pypy39_pp73-win_amd64.whl", hash = "sha256:1b9735c27cea5d995496f46a8b1cd7b408b3f34b6d50459d9ac8fe3a20cc17bf"},
+    {file = "numpy-1.25.2.tar.gz", hash = "sha256:fd608e19c8d7c55021dffd43bfe5492fab8cc105cc8986f813f8c3c048b38760"},
 ]
 
 [[package]]
@@ -2607,18 +2597,6 @@ files = [
 docs = ["furo", "olefile", "sphinx (>=2.4)", "sphinx-copybutton", "sphinx-inline-tabs", "sphinx-removed-in", "sphinxext-opengraph"]
 tests = ["check-manifest", "coverage", "defusedxml", "markdown2", "olefile", "packaging", "pyroma", "pytest", "pytest-cov", "pytest-timeout"]
 
-[[package]]
-name = "pkgutil-resolve-name"
-version = "1.3.10"
-description = "Resolve a name to an object."
-category = "dev"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "pkgutil_resolve_name-1.3.10-py3-none-any.whl", hash = "sha256:ca27cc078d25c5ad71a9de0a7a330146c4e014c2462d9af19c6b828280649c5e"},
-    {file = "pkgutil_resolve_name-1.3.10.tar.gz", hash = "sha256:357d6c9e6a755653cfd78893817c0853af365dd51ec97f3d358a819373bbd174"},
-]
-
 [[package]]
 name = "platformdirs"
 version = "3.10.0"
@@ -3672,7 +3650,6 @@ files = [
 ]
 
 [package.dependencies]
-importlib-resources = {version = "*", markers = "python_version < \"3.9\""}
 sphinx = ">=4,<5.1"
 
 [package.extras]
@@ -4286,5 +4263,5 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 
 [metadata]
 lock-version = "2.0"
-python-versions = ">=3.8,<4"
-content-hash = "f75e5d153dc08264fda9b087d23968cad16108dc6b3c921cd824e7f76acbd071"
+python-versions = ">=3.9,<4"
+content-hash = "7e600608c9ee160604ceab4c8710c62c935bbbf7f610f6113e1d704d73388689"
diff --git a/pyproject.toml b/pyproject.toml
index 9662668d..039f7f39 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,8 +8,8 @@ repository = "https://github.com/cvxgrp/simulator"
 packages = [{include = "cvx"}]
 
 [tool.poetry.dependencies]
-python = ">=3.8,<4"
-numpy = "*"
+python = ">=3.9,<4"
+numpy = ">=1.25.0"
 pandas = "*"
 quantstats = "*"